EP4258658A4 - Vorhersageverfahren, codierer, decodierer und speichermedium - Google Patents

Vorhersageverfahren, codierer, decodierer und speichermedium Download PDF

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Publication number
EP4258658A4
EP4258658A4 EP21900113.8A EP21900113A EP4258658A4 EP 4258658 A4 EP4258658 A4 EP 4258658A4 EP 21900113 A EP21900113 A EP 21900113A EP 4258658 A4 EP4258658 A4 EP 4258658A4
Authority
EP
European Patent Office
Prior art keywords
decoder
encoder
storage medium
prediction methods
prediction
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21900113.8A
Other languages
English (en)
French (fr)
Other versions
EP4258658A1 (de
Inventor
Fan Wang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Oppo Mobile Telecommunications Corp Ltd
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Publication of EP4258658A1 publication Critical patent/EP4258658A1/de
Publication of EP4258658A4 publication Critical patent/EP4258658A4/de
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
EP21900113.8A 2020-12-03 2021-12-03 Vorhersageverfahren, codierer, decodierer und speichermedium Pending EP4258658A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2020133708 2020-12-03
PCT/CN2021/135491 WO2022117089A1 (zh) 2020-12-03 2021-12-03 预测方法、编码器、解码器以及存储介质

Publications (2)

Publication Number Publication Date
EP4258658A1 EP4258658A1 (de) 2023-10-11
EP4258658A4 true EP4258658A4 (de) 2024-11-06

Family

ID=81852897

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21900113.8A Pending EP4258658A4 (de) 2020-12-03 2021-12-03 Vorhersageverfahren, codierer, decodierer und speichermedium

Country Status (7)

Country Link
US (2) US12355944B2 (de)
EP (1) EP4258658A4 (de)
JP (1) JP7689576B2 (de)
KR (1) KR20230111254A (de)
CN (3) CN116569546A (de)
MX (1) MX2023006589A (de)
WO (2) WO2022116317A1 (de)

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WO2022153834A1 (ja) * 2021-01-12 2022-07-21 ソニーセミコンダクタソリューションズ株式会社 情報処理装置および方法
WO2022260341A1 (ko) * 2021-06-11 2022-12-15 현대자동차주식회사 비디오 부호화/복호화 방법 및 장치
US12041255B2 (en) * 2021-08-02 2024-07-16 Tencent America LLC Constraint of intra mode for geometric partition mode with inter and intra prediction
WO2023033603A1 (ko) * 2021-09-02 2023-03-09 한국전자통신연구원 기하학적 분할을 사용하는 영상 부호화/복호화를 위한 방법, 장치 및 기록 매체
EP4412216A4 (de) * 2021-10-01 2025-10-15 Lg Electronics Inc Verfahren und vorrichtung zur gpm-basierten bildcodierung
WO2023123495A1 (zh) * 2021-12-31 2023-07-06 Oppo广东移动通信有限公司 预测方法、装置、设备、系统、及存储介质
EP4554206A1 (de) * 2022-07-04 2025-05-14 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Verfahren, vorrichtung und vorrichtungen, system zur videocodierung und -decodierung sowie speichermedium
WO2024007366A1 (zh) * 2022-07-08 2024-01-11 Oppo广东移动通信有限公司 一种帧内预测融合方法、视频编解码方法、装置和系统
WO2024108391A1 (zh) * 2022-11-22 2024-05-30 Oppo广东移动通信有限公司 视频编解码方法、装置、设备、系统、及存储介质
CN119496890A (zh) * 2023-08-20 2025-02-21 腾讯科技（深圳）有限公司 视频编解码方法、装置、计算机可读介质及电子设备
CN120151515A (zh) * 2023-12-12 2025-06-13 腾讯科技（深圳）有限公司 视频编解码方法、装置、计算机可读介质及电子设备
CN120711175A (zh) * 2024-03-19 2025-09-26 腾讯科技（深圳）有限公司 视频处理方法、装置及计算机设备、存储介质、程序产品
WO2025206624A1 (ko) * 2024-03-27 2025-10-02 현대자동차주식회사 행렬 기반 인트라 예측을 이용하는 비디오 코딩을 위한 방법 및 장치

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Also Published As

Publication number Publication date
JP2023552997A (ja) 2023-12-20
MX2023006589A (es) 2023-06-16
CN116601951A (zh) 2023-08-15
EP4258658A1 (de) 2023-10-11
WO2022116317A1 (zh) 2022-06-09
US12355944B2 (en) 2025-07-08
CN116980594A (zh) 2023-10-31
CN116569546A (zh) 2023-08-08
KR20230111254A (ko) 2023-07-25
US20230308645A1 (en) 2023-09-28
US12301792B2 (en) 2025-05-13
US20230300326A1 (en) 2023-09-21
WO2022117089A1 (zh) 2022-06-09
JP7689576B2 (ja) 2025-06-06

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